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arch: limit output maximum size stackdump when sp is not within stack

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Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
This commit is contained in:
Jiuzhu Dong 2022-07-25 07:03:07 +00:00 committed by Xiang Xiao
parent 136b1d6d42
commit 9d4549d48b
4 changed files with 26 additions and 0 deletions
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5
arch/Kconfig
View file

@ -837,6 +837,11 @@ config ARCH_STACKDUMP
---help--- ---help---
Enable to do stack dumps after assertions Enable to do stack dumps after assertions
config ARCH_STACKDUMP_MAX_LENGTH
int "The maximum length for dump stack on assertions"
depends on ARCH_STACKDUMP
default 0
config DUMP_ON_EXIT config DUMP_ON_EXIT
bool "Dump all tasks state on exit" bool "Dump all tasks state on exit"
default n default n

7
arch/arm/src/common/arm_assert.c
View file

@ -362,6 +362,13 @@ static void arm_dump_stack(const char *tag, uint32_t sp,
size -= remain; size -= remain;
#endif #endif
#if CONFIG_ARCH_STACKDUMP_MAX_LENGTH > 0
if (size > CONFIG_ARCH_STACKDUMP_MAX_LENGTH)
{
size = CONFIG_ARCH_STACKDUMP_MAX_LENGTH;
}
#endif
arm_stackdump(base, base + size); arm_stackdump(base, base + size);
} }
} }

7
arch/risc-v/src/common/riscv_assert.c
View file

@ -339,6 +339,13 @@ static void riscv_dump_stack(const char *tag, uintptr_t sp,
size -= remain; size -= remain;
#endif #endif
#if CONFIG_ARCH_STACKDUMP_MAX_LENGTH > 0
if (size > CONFIG_ARCH_STACKDUMP_MAX_LENGTH)
{
size = CONFIG_ARCH_STACKDUMP_MAX_LENGTH;
}
#endif
riscv_stackdump(base, base + size); riscv_stackdump(base, base + size);
} }
} }

7
arch/xtensa/src/common/xtensa_dumpstate.c
View file

@ -308,6 +308,13 @@ static void xtensa_dump_stack(const char *tag, uint32_t sp,
size = used; size = used;
#endif #endif
#if CONFIG_ARCH_STACKDUMP_MAX_LENGTH > 0
if (size > CONFIG_ARCH_STACKDUMP_MAX_LENGTH)
{
size = CONFIG_ARCH_STACKDUMP_MAX_LENGTH;
}
#endif
xtensa_stackdump(base, base + size); xtensa_stackdump(base, base + size);
} }
} }